Adhesive-free female fastening portion for a mechanical fastening device
CA 2286109 A1 · Owner: The Procter & Gamble Company · Inventors: Busam, Ludwig; Muller, Jorg
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A female fastening portion (30) for a refastenable mechanical fastening device (54) is described, said female fastening portion (30) being capable of engaging a complementary male fastening portion (84) said female fastening , portion (30) comprising a textile material (32) said textile material (32) , being disposed adjacent a substrate (34) whereby said textile material (32) , is non-adhesively bonded to said substrate (34) characterised in that said , textile material (32) has a basis weight not greater than 60 grammes per square metre. In a further aspect of the invention the female fastening , portion (30) is applied to a disposable absorbent article (50).
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed April 6, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 6, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 6, 2020.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.